http://www.rfc-editor.org/rfc/rfc1953.txt
RFC 1953: Ipsilon Flow Management Protocol Specification for IPv4 Version 1.0, P. Newman, W. Edwards, R. Hinden, E. Hoffman, F. Ching Liaw, T. Lyon, G. Minshall1996-05-01T23:00:00-00:00The Ipsilon Flow Management Protocol (IFMP), is a protocol for allowing a node to instruct an adjacent node to attach a layer 2 label to a specified IP flow. This document provides information for the Internet community. This memo does not specify an Internet standard of any kind.